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A Infrared spectrophotometer DIY
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3
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A A double slit thought experiment leading to a paradox
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5
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A Trying to source Photochromic lenses based on laboratory data
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1
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A Tilting mirror in Fourier plane
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9
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A Zemax raytracing and which lens element is the STOP
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10
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A Limitations on complex angle of refractions
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1
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A Relative efficiency of SHG vs SFG
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6
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A How should the optical diffraction field be solved?
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8
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A The coherence length is much longer than the manufacturer claims
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10
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A Optics: how gather and align light from a scene?
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3
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A Aberration with explicit dependance on object coordinates
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4
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A Blackbody Radiation and Complex Refractive Index
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6
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A Interpretation of a complex angle of refraction
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1
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A How to observe difference of L/R rotation intensity of CPL
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2
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A Ansys FDTD simulation for phase change due to reflection
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0
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A Collimation of a Gaussian beam
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8
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3K
A Fourier Optics: Why a Plane Wave contributes to just a single point
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13
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A Mach Zehnder Interferometer Interference fringes issue
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10
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A Simulating collecting efficency of a LiDAR
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2
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A Question about detector and lens
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12
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A About collimation in Czerny-Turner spectrometers
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1
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A Diffraction theory, power density and angle of incidence
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5
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A Spherical aberration in Biconvex lens
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9
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A Calculating the optical depth of an inhomogeous gas
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1
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A Stimulated emission/absorption - which equations act on external targets?
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2
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A How is it possible to measure an IR LED source in mW/sr?
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16
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A What exactly is deconvolution doing?
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13
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A Four-way beamsplitter implementation
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4
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A Fourier optics model of a 4f system
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1
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A How to compute phase gradient from Snell's law?
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1
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A Diffraction from a set of concentric rings with random phase
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2
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A Iphone Reflection has a pattern
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2
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A Diffraction of spherical wave by plane grating
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1
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A Thought experiments suggest problem with published work
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8
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A A question about photolithography (optical lithography)?
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4
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A How is phase velocity related to deflection angle?
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19
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A Reflectivity with gradient in refractive index
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6
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A Magnifying diffraction patterns and real images
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13
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A Optimum profile of light pipe exit for narrow beam angle
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16
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A Imperfectly Phase-Modulated Light / Residual Amplitude Modulation
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2
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A Weird pattern for a laser beam spot
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9
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3K

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